1/* Change byte order in word. For Intel 80x86, x >= 3.
2 Copyright (C) 1997-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <sysdep.h>
20#include "asm-syntax.h"
21
22/*
23 INPUT PARAMETERS:
24 word (sp + 4)
25*/
26
27 .text
28ENTRY (htons)
29 movl 4(%esp), %eax
30 andl $0xffff, %eax
31 rorw $8, %ax
32 ret
33END (htons)
34
35weak_alias (htons, ntohs)
36

source code of glibc/sysdeps/i386/htons.S